166004745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 292253184

約数和(自身を除く): 126248439

約数列:

[1, 3, 5, 15, 17, 51, 53, 71, 85, 159, 173, 213, 255, 265, 355, 519, 795, 865, 901, 1065, 1207, 2595, 2703, 2941, 3621, 3763, 4505, 6035, 8823, 9169, 11289, 12283, 13515, 14705, 18105, 18815, 27507, 36849, 44115, 45845, 56445, 61415, 63971, 137535, 155873, 184245, 191913, 208811, 319855, 467619, 626433, 650999, 779365, 959565, 1044055, 1952997, 2338095, 3132165, 3254995, 9764985, 11066983, 33200949, 55334915, 166004745]

約数ペア:

[(1, 166004745), (3, 55334915), (5, 33200949), (15, 11066983), (17, 9764985), (51, 3254995), (53, 3132165), (71, 2338095), (85, 1952997), (159, 1044055), (173, 959565), (213, 779365), (255, 650999), (265, 626433), (355, 467619), (519, 319855), (795, 208811), (865, 191913), (901, 184245), (1065, 155873), (1207, 137535), (2595, 63971), (2703, 61415), (2941, 56445), (3621, 45845), (3763, 44115), (4505, 36849), (6035, 27507), (8823, 18815), (9169, 18105), (11289, 14705), (12283, 13515)]